using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using UniversityContracts.BindingModels;
using UniversityContracts.ViewModels;
using UniversityModels.Models;

namespace UniversityDataBaseImplemet.Models
{
    public class Stream : IStreamModel
    {
        [Required]
        public string Name { get; set; } = string.Empty;
        [Required]
        public int Course { get; set; }
        [Required]
        public int UserId { get; set; }

        public int Id { get; private set; }
        [ForeignKey("StreamId")]
        public virtual List<EducationGroupStream> EducationGroupStream { get; set; } = new();
        [ForeignKey("StreamId")]
        public virtual List<StudentStream> StreamStudents { get; set; } = new();
        public virtual User User { get; set; }

        public static Stream Create(StreamBindingModel model)
        {
            return new Stream()
            {
                Id = model.Id,
                Name = model.Name,
                Course = model.Course,
                UserId = model.UserId
            };
        }
        public void Update(StreamBindingModel model)
        {
            Name = model.Name;
            Course = model.Course;
            UserId = model.UserId;
        }
        public StreamViewModel GetViewModel => new()
        {
            Id = Id,
            Name = Name,
            UserId = UserId,
            Course= Course
        };
    }
}